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2021 National Health Interview Survey (NHIS) Data
Table 4-1
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| Characteristic | All Ages Total |
Children Age <18 |
Adults Age 18+ |
0–4 | 5–14 | 15–19 | 20–24 | 25–34 | 35–64 | 65+ |
|---|---|---|---|---|---|---|---|---|---|---|
| Total: | 7.7 | 6.5 | 8.0 | 1.9 | 7.7 | 9.0 | 9.5 | 7.8 | 8.2 | 7.2 |
| Male | 6.5 | 7.3 | 6.2 | 2.1 | 9.1 | 9.7 | 8.4 | 7.0 | 6.0 | 4.6 |
| Female | 8.9 | 5.6 | 9.7 | 1.8 | 6.2 | 8.4 | 10.6 | 8.7 | 10.4 | 9.4 |
| White Non–Hispanic: | 7.7 | 5.7 | 8.2 | 1.3 | 6.6 | 9.1 | 8.9 | 8.0 | 8.7 | 7.2 |
| Male | 6.3 | 6.2 | 6.3 | 1.8* | 7.4 | 8.6 | 7.4 | 7.0 | 6.7 | 4.4 |
| Female | 9.2 | 5.3 | 10.1 | 0.8* | 5.9 | 9.6 | 10.4 | 9.1 | 10.8 | 9.5 |
| Black Non–Hispanic: | 11.0 | 12.5 | 10.6 | 4.3* | 15.0 | 16.9 | 11.4 | 12.9 | 10.2 | 7.7 |
| Male | 9.8 | 12.8 | 8.8 | 4.9* | 15.6 | 19.9 | 13.4* | 12.8 | 6.7 | 3.6* |
| Female | 12.1 | 12.1 | 12.1 | ** | 14.3 | 14.0 | 9.6* | 13.1 | 13.1 | 10.4 |
| Other Non–Hispanic: | 7.1 | 5.7 | 7.6 | 3.1* | 6.4 | 7.2 | 13.5 | 5.5 | 6.8 | 9.4 |
| Male | 6.2 | 7.0 | 5.9 | ** | 8.6 | 11.3 | 10.6* | 3.7* | 4.5 | 8.9* |
| Female | 7.9 | 4.4 | 9.0 | 5.5* | 4.0* | ** | 16.7* | 7.3 | 8.6 | 9.9 |
| Hispanic: | 5.7 | 5.4 | 5.8 | 1.5* | 6.9 | 5.8 | 8.1 | 5.3 | 5.7 | 5.7 |
| Male | 5.2 | 7.0 | 4.4 | 1.9* | 9.2 | 6.3 | 6.9* | 5.5 | 3.4 | 4.4* |
| Female | 6.2 | 3.8 | 7.1 | ** | 4.3 | 5.4 | 9.1 | 5.2 | 7.9 | 6.9 |
| Mexican/Mexican–American:2 | 4.7 | 5.5 | 4.4 | ** | 7.5 | 6.0 | 4.9* | 3.6 | 4.8 | 4.0* |
| Male | 4.9 | 7.4 | 3.8 | ** | 10.1 | 8.1 | 6.3* | 4.0* | 2.8 | 3.7* |
| Female | 4.6 | 3.5 | 5.0 | ** | 4.5 | 4.1* | ** | 3.1 | 6.8 | 4.3* |
| Other Hispanic:2 | 7.0 | 5.1 | 7.7 | 3.3* | 5.8 | 5.4* | 13.6 | 8.1 | 6.6 | 7.7 |
| Male | 5.6 | 6.1 | 5.3 | ** | 7.6 | 3.7* | 8.5* | 7.9 | 4.0 | 5.1* |
| Female | 8.2 | 4.1 | 9.7 | ** | 3.8* | 7.1* | 17.3 | 8.3 | 8.8 | 9.7 |
| Region: | ||||||||||
| Northeast | 7.4 | 5.0 | 8.0 | 2.1* | 5.3 | 6.8 | 12.1 | 7.6 | 8.2 | 7.0 |
| Midwest | 8.5 | 7.4 | 8.8 | 3.1* | 8.3 | 11.8 | 9.5 | 8.5 | 9.3 | 7.2 |
| South | 7.3 | 6.8 | 7.4 | 2.1 | 8.4 | 8.4 | 9.5 | 8.0 | 7.2 | 6.7 |
| West | 7.8 | 6.2 | 8.3 | ** | 7.4 | 9.3 | 7.8 | 7.2 | 8.9 | 8.4 |
| Ratio of Family Income to Poverty Threshold:3 | ||||||||||
| 0–0.99 | 10.4 | 9.4 | 10.9 | 2.5* | 11.5 | 13.5 | 12.5 | 10.0 | 11.4 | 9.7 |
| 1.00–2.49 | 8.2 | 6.2 | 8.9 | 2.1* | 7.7 | 7.1 | 10.0 | 8.1 | 9.9 | 8.0 |
| 2.50–4.49 | 7.1 | 5.7 | 7.5 | 1.7* | 6.5 | 8.4 | 8.1 | 8.2 | 7.6 | 6.6 |
| 4.50 and above | 6.8 | 5.7 | 7.0 | 1.6* | 6.4 | 9.7 | 8.9 | 6.8 | 7.0 | 6.5 |
Source: National Health Interview Survey, National Center for Health Statistics, CDC
Compiled 3/27/2023
1Persons who answered “yes” to the questions: “Have you EVER been told by a doctor or other health professional that you had asthma?” and “Do you still have asthma?”
All relative standard errors are <30% unless otherwise indicated.
*Relative standard error of the estimate is 30%–50%; the estimate is unreliable.
**Suppressed if relative standard error of the estimate exceeds 50% or if standard error is missing or 0.
2As a subset of Hispanic.
3Missing responses imputed. See NHIS “Imputed Income Technical Document”: https://ftp.cdc.gov/pub/Health_Statistics/NCHS/Dataset_Documentation/NHIS/2020/NHIS2020-imputation-techdoc-508.pdf.
Notes: Sex determined by “male” or “female” response to question: “Are you male or female?” Additional information on methods and variable description available at: https://www.cdc.gov/asthma/nhis/default.htm.
Asthma and Community Health Branch
National Center for Environmental Health, Centers for Disease Control and Prevention